BPG致力于知识的发现和传播
Total Visits of This Article
2018 | 总访问次数
排名 国家/地区 数量 占比
1 China 270 40.4%
2 United States 251 37.6%
3 Netherlands 90 13.5%
4 Germany 24 3.6%
5 France 15 2.2%
6 United Kingdom 8 1.2%
7 India 4 0.6%
8 Japan 1 0.1%
9 Kazakhstan 1 0.1%
10 Hong Kong 1 0.1%
11 Russia 1 0.1%
12 Singapore 1 0.1%
13 Taiwan 1 0.1%